Fix some SLIRP warnings

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6272 c046a42c-6fe2-441c-8c8c-71466251a162

slirp/main.h

@@ -44,7 +44,7 @@ extern int towrite_max;
 extern int ppp_exit;
 extern int tcp_keepintvl;
 extern uint8_t client_ethaddr[6];
-extern char *slirp_special_ip;
+extern const char *slirp_special_ip;
 extern int slirp_restrict;
 
 #define PROTO_SLIP 0x1

slirp/slirp.c

@@ -22,6 +22,7 @@
  * THE SOFTWARE.
  */
 #include "qemu-common.h"
+#include "qemu-char.h"
 #include "slirp.h"
 #include "hw/hw.h"
 
@@ -47,7 +48,7 @@ static struct in_addr client_ipaddr;
 
 static const uint8_t zero_ethaddr[6] = { 0, 0, 0, 0, 0, 0 };
 
-char *slirp_special_ip = CTL_SPECIAL;
+const char *slirp_special_ip = CTL_SPECIAL;
 int slirp_restrict;
 int do_slowtimo;
 int link_up;
@@ -809,7 +810,7 @@ void slirp_socket_recv(int addr_low_byte, int guest_port, const uint8_t *buf,
     if (!so)
         return;
 
-    ret = soreadbuf(so, buf, size);
+    ret = soreadbuf(so, (const char *)buf, size);
 
     if (ret > 0)
         tcp_output(sototcpcb(so));
@@ -1031,7 +1032,7 @@ static int slirp_state_load(QEMUFile *f, void *opaque, int version_id)
         if (!ex_ptr)
             return -EINVAL;
 
-        so->extra = ex_ptr->ex_exec;
+        so->extra = (void *)ex_ptr->ex_exec;
     }
 
     return 0;

slirp/tcp_subr.c

@@ -1283,7 +1283,7 @@ tcp_ctl(so)
 			    command == ex_ptr->ex_addr) {
 				if (ex_ptr->ex_pty == 3) {
 					so->s = -1;
-					so->extra = ex_ptr->ex_exec;
+					so->extra = (void *)ex_ptr->ex_exec;
 					return 1;
 				}
 				do_pty = ex_ptr->ex_pty;